效果:
1.点击全选按钮可以全选,再点击就全不选
2.点击数量 ‘ + ' ‘ - ' 可以自动计算。并且合计保持更新。当数量大于1时‘ - '出现。小于等于1时‘ - '消失
3.点击删除可以实现删除功能。
4.点击全选旁的删除按钮可以全部删除。
5.选好商品后点击已选商品,可以显示选中的商品
6.选中的商品可以取消选择。
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>购物车</title> </head> <style type="text/css"> * { margin: 0; padding: 0; } a { color: #666; text-decoration: none; } body { padding: 20px; color: #666; } .fl{ float: left; } .fr { float: right; } table { border-collapse: collapse; border-spacing: 0; border: 0; text-align: center; width: 937px; } th, td { border: 1px solid #CADEFF; } th { background: #e2f2ff; border-top: 3px solid #a7cbff; height: 30px; } td { padding: 10px; color: #444; } tbody tr:hover { background: RGB(238,246,255); } .checkbox { width: 60px; } .goods { width: 300px; } .goods span { width: 180px; margin-top: 20px; text-align: left; float: left; } .price { width: 130px; } .count { width: 90px; } .count .add, .count input, .count .reduce { float: left; margin-right: -1px; position: relative; z-index: 0; } .count .add, .count .reduce { height: 23px; width: 17px; border: 1px solid #e5e5e5; background: #f0f0f0; text-align: center; line-height: 23px; color: #444; } .count .add:hover, .count .reduce:hover { color: #f50; z-index: 3; border-color: #f60; cursor: pointer; } .count input { width: 50px; height: 15px; line-height: 15px; border: 1px solid #aaa; color: #343434; text-align: center; padding: 4px 0; background-color: #fff; z-index: 2; } .subtotal { width: 150px; color: red; font-weight: bold; } .operation { width: 80px; } .operation span:hover, a:hover { cursor: pointer; color: red; text-decoration: underline; } img { width: 100px; height: 80px; /*border: 1px solid #ccc;*/ margin-right: 10px; float: left; } .foot { width: 935px; margin-top: 10px; color: #666; height: 48px; border: 1px solid #c8c8c8; background-color: #eaeaea; background-image:linear-gradient(RGB(241,241,241),RGB(226,226,226)); position: relative; z-index: 8; } .foot div, .foot a { line-height: 48px; height: 48px; } .foot .select-all { width: 100px; height: 48px; line-height: 48px; padding-left: 5px; color: #666; } .foot .closing { border-left: 1px solid #c8c8c8; width: 100px; text-align: center; color: #000; font-weight: bold; background: RGB(238,238,238); cursor: pointer; } .foot .total{ margin: 0 20px; cursor: pointer; } .foot #priceTotal, .foot #selectedTotal { color: red; font-family: "Microsoft Yahei"; font-weight: bold; } .foot .selected { cursor: pointer; } .foot .selected .arrow { position: relative; top:-3px; margin-left: 3px; } .foot .selected .down { position: relative; top:3px; display: none; } .show .selected .down { display: inline; } .show .selected .up { display: none; } .foot .selected:hover .arrow { color: red; } .foot .selected-view { width: 935px; border: 1px solid #c8c8c8; position: absolute; height: auto; background: #ffffff; z-index: 9; bottom: 48px; left: -1px; display:none; } .show .selected-view { display: block; } .foot .selected-view div{ height: auto; } .foot .selected-view .arrow { font-size: 16px; line-height: 100%; color:#c8c8c8; position: absolute; right: 330px; bottom: -9px; } .foot .selected-view .arrow span { color: #ffffff; position: absolute; left: 0px; bottom: 1px; } #selectedViewList { padding: 20px; margin-bottom: -20px; } #selectedViewList div{ display: inline-block; position: relative; width: 100px; height: 80px; border: 1px solid #ccc; margin: 10px; } #selectedViewList div span { display: none; color: #ffffff; font-size: 12px; position: absolute; top: 0px; right: 0px; width: 60px; height: 18px; line-height: 18px; text-align: center; background: RGBA(0,0,0,.5); cursor: pointer; } #selectedViewList div:hover span { display: block; } </style> <body> <table id="cartTable"> <thead> <tr> <th><label><input class="check-all check" type="checkbox"/> 全选</label></th> <th>商品</th> <th>单价</th> <th>数量</th> <th>小计</th> <th>操作</th> </tr> </thead> <tbody> <tr> <td class="checkbox"><input class="check-one check" type="checkbox"/></td> <td class="goods"><img src="http://cdn.attach.qdfuns.com/notes/pics/201612/21/075704loo2mdzuux5123gu.jpg.editor.jpg" alt=""/><span>Casio/卡西欧 EX-TR350</span></td> <td class="price">5999.88</td> <td class="count"> <span class="reduce"></span> <input class="count-input" type="text" value="1"/> <span class="add">+</span></td> <td class="subtotal">5999.88</td> <td class="operation"><span class="delete">删除</span></td> </tr> <tr> <td class="checkbox"><input class="check-one check" type="checkbox"/></td> <td class="goods"><img src="http://cdn.attach.qdfuns.com/notes/pics/201612/21/075704m26zvv6e52sjczee.jpg.editor.jpg" alt=""/><span>Canon/佳能 PowerShot SX50 HS</span></td> <td class="price">3888.50</td> <td class="count"><span class="reduce"></span><input class="count-input" type="text" value="1"/><span class="add">+</span></td> <td class="subtotal">3888.50</td> <td class="operation"><span class="delete">删除</span></td> </tr> <tr> <td class="checkbox"><input class="check-one check" type="checkbox"/></td> <td class="goods"><img src="http://cdn.attach.qdfuns.com/notes/pics/201612/21/075704etdabo2fpppdplsa.jpg.editor.jpg" alt=""/><span>Sony/索尼 DSC-WX300</span></td> <td class="price">1428.50</td> <td class="count"><span class="reduce"></span><input class="count-input" type="text" value="1"/><span class="add">+</span></td> <td class="subtotal">1428.50</td> <td class="operation"><span class="delete">删除</span></td> </tr> <tr> <td class="checkbox"><input class="check-one check" type="checkbox"/></td> <td class="goods"><img src="http://cdn.attach.qdfuns.com/notes/pics/201612/21/075823wdtw1pdvf3wbwd8b.jpg.editor.jpg" alt=""/><span>Fujifilm/富士 instax mini 25</span></td> <td class="price">640.60</td> <td class="count"><span class="reduce"></span><input class="count-input" type="text" value="1"/><span class="add">+</span></td> <td class="subtotal">640.60</td> <td class="operation"><span class="delete">删除</span></td> </tr> </tbody> </table> <div class="foot" id="foot"> <label class="fl select-all"><input type="checkbox" class="check-all check"/> 全选</label> <a class="fl delete" id="deleteAll" href="javascript:;">删除</a> <div class="fr closing">结 算</div> <div class="fr total">合计:¥<span id="priceTotal">0.00</span></div> <div class="fr selected" id="selected">已选商品 <span id="selectedTotal">0</span>件 <span class="arrow up">︽</span> <span class="arrow down">︾</span> </div> <div class="selected-view"> <div id="selectedViewList" class="clearfix"> <!--<div><img src="images/1.jpg"><span>取消选择</span></div>--> </div> <span class="arrow">◆<span>◆</span></span> </div> </div> <script> window.onload = function () { if (!document.getElementsByClassName) { document.getElementsByClassName = function (cls) { var ret = []; var els = document.getElementsByTagName('*'); for (var i = 0, len = els.length; i < len; i++) { if (els[i].className === cls || els[i].className.indexOf(cls + ' ') >= 0 || els[i].className.indexOf(' ' + cls + ' ') >= 0 || els[i].className.indexOf(' ' + cls) >= 0) { ret.push(els[i]); } } return ret; } } var cartTable = document.getElementById('cartTable'); var tr = cartTable.children[1].rows; var checkInputs = document.getElementsByClassName('check'); var checkAllInputs = document.getElementsByClassName('check-all'); var selectedTotal = document.getElementById('selectedTotal'); var priceTotal = document.getElementById('priceTotal'); var selected = document.getElementById('selected'); var foot = document.getElementById('foot'); var selectedViewList = document.getElementById('selectedViewList'); var deleteAll = document.getElementById('deleteAll'); //计算 function getTotal() { var seleted = 0; var price = 0; var HTMLstr = ''; for (var i = 0, len = tr.length; i < len; i++) { if (tr[i].getElementsByTagName('input')[0].checked) { tr[i].className = 'on'; seleted += parseInt(tr[i].getElementsByTagName('input')[1].value); price += parseFloat(tr[i].cells[4].innerHTML); HTMLstr += '<div><img src="' + tr[i].getElementsByTagName('img')[0].src + '"><span class="del" index="' + i + '">取消选择</span></div>' } else { tr[i].className = ''; } } selectedTotal.innerHTML = seleted; priceTotal.innerHTML = price.toFixed(2); selectedViewList.innerHTML = HTMLstr; if (seleted == 0) { foot.className = 'foot'; } } //小计 function getSubTotal(tr) { var tds = tr.cells; var price = parseFloat(tds[2].innerHTML); var count = parseInt(tr.getElementsByTagName('input')[1].value); var SubTotal = parseFloat(price * count); tds[4].innerHTML = SubTotal.toFixed(2); } for (var i = 0 , len = checkInputs.length; i < len; i++) { checkInputs[i].onclick = function () { if (this.className === 'check-all check') { for (var j = 0; j < checkInputs.length; j++) { checkInputs[j].checked = this.checked; } } if (this.checked == false) { for (var k = 0; k < checkAllInputs.length; k++) { checkAllInputs[k].checked = false; } } getTotal(); } } selected.onclick = function () { if (foot.className == 'foot') { if (selectedTotal.innerHTML != 0) { foot.className = 'foot show'; } } else { foot.className = 'foot'; } } selectedViewList.onclick = function (e) { e = e || window.event; var el = e.srcElement; if (el.className == 'del') { var index = el.getAttribute('index'); var input = tr[index].getElementsByTagName('input')[0]; input.checked = false; input.onclick(); } } for (var i = 0; i < tr.length; i++) { tr[i].onclick = function (e) { e = e || window.event; var el = e.srcElement; var cls = el.className; var input = this.getElementsByTagName('input')[1]; var val = parseInt(input.value); var reduce = this.getElementsByTagName('span')[1]; switch (cls) { case 'add': input.value = val + 1; reduce.innerHTML = '-'; getSubTotal(this); break; case 'reduce': if (val > 1) { input.value = val - 1; } if (input.value <= 1) { reduce.innerHTML = ''; } getSubTotal(this); break; case 'delete': var conf = confirm('确定要删除吗?'); if (conf) { this.parentNode.removeChild(this); } break default : break; } getTotal(); } tr[i].getElementsByTagName('input')[1].onkeyup = function () { var val = parseInt(this.value); var tr = this.parentNode.parentNode var reduce = tr.getElementsByTagName('span')[1]; if (isNaN(val) || val < 1) { val = 1; } this.value = val; if (val <= 1) { reduce.innerHTML = ''; } else { reduce.innerHTML = '-'; } getSubTotal(tr); getTotal(); } } deleteAll.onclick = function () { if (selectedTotal.innerHTML != '0') { var conf = confirm('确定删除吗?'); if (conf) { for (var i = 0; i < tr.length; i++) { var input = tr[i].getElementsByTagName('input')[0]; if (input.checked) { tr[i].parentNode.removeChild(tr[i]); i--; } } } } } checkAllInputs[0].checked = true; checkAllInputs[0].onclick(); } </script> </body> </html>
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